ÓEngus

Old Irish form of AONGHUS.

AONGHUS   male   Irish, Scottish, Irish Mythology
Possibly meaning "one strength" derived from Irish óen "one" and gus "force, strength, energy". Aonghus (sometimes surnamed Mac Og meaning "young son") was the Irish god of love and youth. The name was also borne by an 8th-century Pictish king and several Irish kings.
EQUIVALENTS
ANCIENT IRISH: Óengus
ENGLISH: Angus
IRISH MYTHOLOGY: Aonghus, Óengus
IRISH: Aengus, Angus, Aonghus
SCOTTISH: Angus, Aonghas, Aonghus, Innes
DIMINUTIVES AND SHORT FORMS
ENGLISH: Gus
SCOTTISH: Gus